Roman Khachatryan created FLINK-20993: -----------------------------------------
Summary: Cleaning up checkpoint during shutdown may fail JM Key: FLINK-20993 URL: https://issues.apache.org/jira/browse/FLINK-20993 Project: Flink Issue Type: Bug Components: Runtime / Checkpointing Affects Versions: 1.12.0, 1.13.0 Reporter: Roman Khachatryan As reported in http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Uncaught-exception-in-FatalExitExceptionHandler-causing-JM-crash-while-canceling-job-td40627.html {code} stack: java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@41554407 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@5d0ec6f7[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 25977] at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) at java.util.concurrent.ScheduledThreadPoolExecutor.execute(ScheduledThreadPoolExecutor.java:622) at java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668) at org.apache.flink.runtime.concurrent.ScheduledExecutorServiceAdapter.execute(ScheduledExecutorServiceAdapter.java:62) at org.apache.flink.runtime.checkpoint.CheckpointCoordinator.scheduleTriggerRequest(CheckpointCoordinator.java:1152) at org.apache.flink.runtime.checkpoint.CheckpointsCleaner.lambda$cleanCheckpoint$0(CheckpointsCleaner.java:58) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) {code} Supposedly, CheckpointsCleaner enques a runnable to an executor while the latter is being shutdown. This causes RejectedExecutionException which propagates to FatalErrorHandler. -- This message was sent by Atlassian Jira (v8.3.4#803005)